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प्रश्न
Name any two organisms which can occupy more than one trophic level in an ecosystem.
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उत्तर
Man and sparrow etc.
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संबंधित प्रश्न
“It is often said that the pyramid of energy is always upright. On the other hand, the pyramid of biomass can be both upright and inverted.” Explain with the help if examples and sketches.
Why the pyramid of energy is always upright? Explain.
In an ecosystem dominated by trees, the pyramid (of numbers) is ______ type.
Explain energy pyramid
Which organisms constitute the last trophic level?
With reference to the levels of an organisation, differentiate between living organisms and non-living objects.
Answer the following question.
What is an ecological pyramid? Compare the pyramids of energy, biomass, and numbers.
Answer the following question.
Write any two limitations of ecological pyramids.
'The pyramid of energy is always upright.' Explain
Secondary consumers are __________.
In a tree ecosystem the pyramid of numbers is:
Which one of the following is not used for construction of ecological pyramids?
In a pyramid of biomass, if the total dry weight (kgm-2) of primary produces is about 809, it well increases at tertiary consumer level up to ______.
Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct?
In an aquatic ecosystem, a mollusc typically belongs to-
Which of the following statements is not correct?
Pyramid of numbers is ______.
The number of trophic levels in an ecosystem are limited. Comment.
(a) Given below is a pyramid of biomass in an ecosystem where each bar represents the standing crop available in the trophic level. With the help of an example explain the conditions where this kind of pyramid is possible in nature.
(b) Will the pyramid of energy be also of the same shape in this situation? Give a reason for your response.
